The relations between Iran and Turkmenistan in recent times have experienced periodic ups and downs. The opening of the Kazakhstan- Turkmenistan- Iran railway (920 km) in 2014 as the North-South Rail Corridor along the eastern side of the Caspian Sea, which almost 700 kilometers of it is located in the territory of Turkmenistan, has created high hopes for the further development of cooperation between Iran and this northern neighbor. Various exhibitions were ...